Home / 1,385,283,382.72-2,081,240,036.90-888,267,663.28

Finding the Fourth Proportional to 1,385,283,382.72, 2,081,240,036.90 and 888,267,663.28

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Solution

The fourth proportional to 1,385,283,382.72, 2,081,240,036.90 and 888,267,663.28 is: 1,334,527,106.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,283,382.72 : 2,081,240,036.90 = 888,267,663.28 : x
  2. Step 2: Convert to fraction form
    1,385,283,382.72/2,081,240,036.90 = 888,267,663.28/x
  3. Step 3: Cross multiply
    1,385,283,382.72x = 2,081,240,036.90 × 888,267,663.28
  4. Step 4: Simplify right side
    1,385,283,382.72x = 1,848,698,224,301,944,064
  5. Step 5: Solve for x
    x = 1,848,698,224,301,944,064/1,385,283,382.72
  6. Step 6: Final answer
    x = 1,334,527,106.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.